Super easy cargo bike to ride, compatible with add ons including peanut shell seat, bobike seat, and handlebars for kids to ride in the back (also listed separately). Bike fits riders between 5 and 6 ft. Front seat fits children up to approximately 3 years old (15 kg) Back seat fits children up to 6 years old (22kg); can aso be removed for passengers to ride on the deck with handlebars, rails, or the built-in handle on rack.